From 524b4b4c4e540e35bbb19837b8fddf87e75e7d4a Mon Sep 17 00:00:00 2001
From: ShenYuhan <yhan_shen@163.com>
Date: Mon, 23 Dec 2019 10:18:53 +0800
Subject: [PATCH] Add tip when start bs args wrong

---
 paddlehub/commands/serving.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/paddlehub/commands/serving.py b/paddlehub/commands/serving.py
index 9c2e1265..fd39bf90 100644
--- a/paddlehub/commands/serving.py
+++ b/paddlehub/commands/serving.py
@@ -206,8 +206,10 @@ class ServingCommand(BaseCommand):
         if args.sub_command == "start":
             if args.bert_service == "bert_service":
                 ServingCommand.start_bert_serving(args)
-            else:
+            elif args.bert_service is None:
                 ServingCommand.start_serving(args)
+            else:
+                ServingCommand.show_help()
         else:
             ServingCommand.show_help()
 
-- 
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